MCQ
An organometallic compound amongst the following is
- AFerrocene
- B$Ca{C_2}$
- CTetraethyl lead $ (TEL)$
- ✓All of these
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What is the standard free energy change for the reaction ${H_2}(g) + 2\,C\,(s) \to {C_2}{H_2}(g)$ .....$kJ$
$(Ca = 40,\,P = 31,\,O = 16)$